Indeed, he followed his North Korea message with a renewed call for AI regulation: “Nobody likes being regulated, but everything (cars, planes, food, drugs, etc) that’s a danger to the public is regulated. AI should be too.”

Musk brought up this idea last month at a meeting of the National Governors Association. On Friday, he explained in the Twitter comments that AI really does pose an immediate threat.

“Biggest impediment to recognizing AI danger are those so convinced of their own intelligence they can’t imagine anyone doing what they can’t,” he tweeted.

You really can’t trust humans to do good, even supposedly intelligent humans.

Especially in these times when few appear to agree what good even looks like.

Biggest impediment to recognizing AI danger are those so convinced of their own intelligence they can’t imagine anyone doing what they can’t